Finding the Fourth Proportional to 3,070,541.99, 4,237,392.02 and 1,781,772.05
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Solution
The fourth proportional to 3,070,541.99, 4,237,392.02 and 1,781,772.05 is: 2,458,871.00
Step by Step Solution
- Step 1: Write the proportion equation
3,070,541.99 : 4,237,392.02 = 1,781,772.05 : x - Step 2: Convert to fraction form
3,070,541.99/4,237,392.02 = 1,781,772.05/x - Step 3: Cross multiply
3,070,541.99x = 4,237,392.02 × 1,781,772.05 - Step 4: Simplify right side
3,070,541.99x = 7,550,066,667,813.66 - Step 5: Solve for x
x = 7,550,066,667,813.66/3,070,541.99 - Step 6: Final answer
x = 2,458,871.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.